Neuroscience

Brain cell network supplies neurons with energy

The human brain has about as many neurons as glial cells. These are divided into four major groups: the microglia, the astrocytes, the NG2 glial cells, and the oligodendrocytes. Oligodendrocytes function primarily as a type ...

Health

Contact lenses for diagnostic and therapeutic use

Human bodily fluids and secretions contain molecules known as biomarkers that contain a wealth of information about the body's health and the presence of disease. Among secretions such as tears, sweat and saliva, tears are ...

Medical research

Scientists decipher key mechanism in hypoxia

Researchers at the Centro Nacional de Investigaciones Cardiovasculares (CNIC) and the Instituto de Investigación Sanitaria Princesa (IIS Princesa) have made a major advance toward deciphering the mechanism through which ...

Neuroscience

Neurons absorb and release water when firing, study suggests

Neurons absorb and release water when they relay messages throughout the brain, according to a study by researchers at the National Institutes of Health and other institutions. Tracking this water movement with imaging technology ...

Neuroscience

'Missing mutation' found in severe infant epilepsy

Researchers have discovered a "missing mutation" in severe infant epilepsy—long-suspected genetic changes that might trigger overactive, brain-damaging electrical signaling leading to seizures They also found early indications ...

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